PetSmart's Ron Hauwert mentioned three things that can hold-up a campaign:  1) Accounting for systems issues and hiccups there.  2) The difficult and weeks-long process of navigating approval from the company's legal team.  3) And what he referred to, tongue-in-cheek, as talent issues: It takes time to get the photos of a dog in a thong or one spooning with a Labrador. Â